Study of heat transfer coefficient in helical coil
........................................................ 12
2.1Experimental apparatus............................................................................... 12
2.2Experimental procedure............................................................................... 14
2.2.1Steady state experiments......................................................................14
2.2.2Unsteady state experiments..................................................................15
3Results and discussion........................................................................................ 16
3.1Steady state................................................................................................. 16
3.2Unsteady state............................................................................................. 22
3.3Theoretical................................................................................................... 28
annaabi.ee 
